You have chosen 'The Origin of the Work of Art' by Martin Heidegger, 'Introduction to 'Language Truth and Logic'' by A.J. Ayer and 'Investigations into Logical Deduction' by Gerhard Gentzen
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Thought, or select a subheading: |
| A. | Modes of Thought | |
| B. | Mechanics of Thought | |
| C. | Content | |
| D. | Concepts | |
| E. | Abstraction |